12450523 has 2 divisors, whose sum is σ = 12450524. Its totient is φ = 12450522.

The previous prime is 12450517. The next prime is 12450539. The reversal of 12450523 is 32505421.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12450523 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12450494 and 12450503.

It is not a weakly prime, because it can be changed into another prime (12450563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6225261 + 6225262.

It is an arithmetic number, because the mean of its divisors is an integer number (6225262).

Almost surely, 2^12450523 is an apocalyptic number.

12450523 is a deficient number, since it is larger than the sum of its proper divisors (1).

12450523 is an equidigital number, since it uses as much as digits as its factorization.

12450523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 12450523 is about 3528.5298638385. The cubic root of 12450523 is about 231.7728342694.

Adding to 12450523 its reverse (32505421), we get a palindrome (44955944).

The spelling of 12450523 in words is "twelve million, four hundred fifty thousand, five hundred twenty-three".